How do meta-analyses differ from other types of reviews?
A) They include data only from previously published works.
B) They combine the results only from similar or identical studies.
C) They can be subjective because the author can choose to exclude some works.
D) They are more effective because they combine elements of other types of reviews.

Question

Quizplus · Accepted Answer

Meta-analyses differ from other types of reviews by statistically combining the results from similar or identical studies to derive a more precise estimate of the effect size or outcome.

How Do Meta-Analyses Differ from Other Types of Reviews